journal article
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Fiscal Policy with Limited-Time Commitment
2020 The Economic Journal
doi: 10.1093/ej/uez066pmid: N/A
Abstract We propose a theory of optimal fiscal policy with “Limited-Time Commitment” (LTC). In our framework, successive governments have commitment only over finite, overlapping horizons. We first show that key results in the Full Commitment (FC) literature can often be sustained with a single period of commitment. We then solve a calibrated model in which LTC fails to implement the FC policy, and find that one year (three years) of commitment recovers one third (two thirds) of the welfare losses relative to No Commitment. Finally, we investigate the tradeoff between commitment and flexibility in response to shocks. Footnotes * We thank the Editor Morten Ravn and two anonymous referees for comments that greatly improved the paper. We are very grateful to Albert Marcet for insightful conversations at all stages of this project. We also thank Marco Bassetto, Davide Debortoli, Wouter den Haan, Zhen Huo, Paul Klein, Sarolta Laczó, Ricardo Reis, Victor Ríos-Rull, and Pierre Yared, as well as seminar participants at the Bank of England, Duke TDM workshop, University of Amsterdam, IAE-CSIC/UAB (Barcelona) and EEA Conference 2016. Alessandro Villa provided excellent research assistance. All errors are our own. This content is only available as a PDF. © 2019 Royal Economic Society. Published by Oxford University Press on behalf of Royal Economic Society. This article is published and distributed under the terms of the Oxford University Press, Standard Journals Publication Model (https://academic.oup.com/journals/pages/open_access/funder_policies/chorus/standard_publication_model)